The professor’s lecture （)light on the problem that has puzzled us for so long.A、giveB

An important lecture______ tomorrow, the professor has to stay up late into the night to p

What is the problem of the lecture rooms？A．They have poor lighting.B．The capacity is limit

He is still regretting______to the lecture made by Professor Wang.A．not goingB．not to goC．

What will the woman do next？A．She will attend the lecture.B．She will draw up a program.C．S

Professor Smith and Professor Michael______in giving us lectures.A．alteredB．alternatedC．ch

What is the main purpose of the lecture？A．To point out similarities in Emerson"s essays an